Ajit and Bunty start from opposite ends of a 200 m straight track and run towards each other at 6 m/s and 4 m/s, turning straight back whenever they reach an end. After how many seconds do they meet for the second time?

Question

Accepted Answer

60 s. First meeting: together they cover 200 m, taking 20 s. Before meeting again head-on they must together cover two more lengths (out to the ends and back): 3×200/10=60 s.

Ajit and Bunty start from opposite ends of a 200 m straight track and run towards each other at 6 m/s and 4 m/s, turning straight back whenever they reach an end. After how many seconds do they meet for the second time?

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